Hair dryer



FIG. 1 is a rear perspective view of a hair dryer showing my new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is the opposite side thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The trademark and model designations appearing in the figures are hereby disclaimed. 

The ornamental design for a hair dryer, as shown and described. 